Home / 28,902,329,109.66-39,881,979,222.33-16,042,511,164.14

Finding the Fourth Proportional to 28,902,329,109.66, 39,881,979,222.33 and 16,042,511,164.14

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Solution

The fourth proportional to 28,902,329,109.66, 39,881,979,222.33 and 16,042,511,164.14 is: 22,136,869,817.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,902,329,109.66 : 39,881,979,222.33 = 16,042,511,164.14 : x
  2. Step 2: Convert to fraction form
    28,902,329,109.66/39,881,979,222.33 = 16,042,511,164.14/x
  3. Step 3: Cross multiply
    28,902,329,109.66x = 39,881,979,222.33 × 16,042,511,164.14
  4. Step 4: Simplify right side
    28,902,329,109.66x = 639,807,096,922,228,523,008
  5. Step 5: Solve for x
    x = 639,807,096,922,228,523,008/28,902,329,109.66
  6. Step 6: Final answer
    x = 22,136,869,817.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.